recommended memory for zfs

[Freddie Cash]

And the "rule of thumb" for dedupe was approx 1 GB of ARC per unique TB of
data in the pool (above and beyond your normal ARC requirements). Not 1 GB
of RAM per TB of disk in the pool.

Very big difference between the two. :)
 On 2013-05-09 7:14 PM, "Adam Vande More" <amvandemore at gmail.com> wrote:

> On Thu, May 9, 2013 at 9:06 PM, Jeremy Chadwick <jdc at koitsu.org> wrote:
>
> > The advice of "1GB of RAM per 1TB of disk space" is absolute nonsense on
> > numerous levels -- whoever gave this advice to Shane either has no
> > understanding of how filesystems/ZFS works, or does but chose to
> > simplify to the point where they're providing half-ass information.
>
> IIRC, that used to be the guideline for memory requirements for dedup.
>
>
>
> --
> Adam Vande More
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